Finding the Fourth Proportional to 1,135,578.08, 1,566,702.03 and 727,904.71
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Solution
The fourth proportional to 1,135,578.08, 1,566,702.03 and 727,904.71 is: 1,004,254.85
Step by Step Solution
- Step 1: Write the proportion equation
1,135,578.08 : 1,566,702.03 = 727,904.71 : x - Step 2: Convert to fraction form
1,135,578.08/1,566,702.03 = 727,904.71/x - Step 3: Cross multiply
1,135,578.08x = 1,566,702.03 × 727,904.71 - Step 4: Simplify right side
1,135,578.08x = 1,140,409,796,580.34 - Step 5: Solve for x
x = 1,140,409,796,580.34/1,135,578.08 - Step 6: Final answer
x = 1,004,254.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.